473505818 has 8 divisors (see below), whose sum is σ = 711491412. Its totient is φ = 236342016.

The previous prime is 473505803. The next prime is 473505829. The reversal of 473505818 is 818505374.

It can be written as a sum of positive squares in 2 ways, for example, as 431683729 + 41822089 = 20777^2 + 6467^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204005 + ... + 206312.

Almost surely, 2^473505818 is an apocalyptic number.

473505818 is a deficient number, since it is larger than the sum of its proper divisors (237985594).

473505818 is a wasteful number, since it uses less digits than its factorization.

473505818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410896.

The product of its (nonzero) digits is 134400, while the sum is 41.

The square root of 473505818 is about 21760.1888319013. The cubic root of 473505818 is about 779.4263906772.

The spelling of 473505818 in words is "four hundred seventy-three million, five hundred five thousand, eight hundred eighteen".